def _create_preview(self):
width = style.zoom(320)
height = style.zoom(240)
box = hippo.CanvasBox()
if len(self._metadata.get('preview', '')) > 4:
if self._metadata['preview'][1:4] == 'PNG':
preview_data = self._metadata['preview']
else:
# TODO: We are close to be able to drop this.
import base64
preview_data = base64.b64decode(self._metadata['preview'])
png_file = StringIO.StringIO(preview_data)
try:
surface = cairo.ImageSurface.create_from_png(png_file)
has_preview = True
except Exception:
logging.exception('Error while loading the preview')
has_preview = False
else:
has_preview = False
if has_preview:
preview_box = hippo.CanvasImage(
image=surface,
border=style.LINE_WIDTH,
border_color=style.COLOR_BUTTON_GREY.get_int(),
xalign=hippo.ALIGNMENT_CENTER,
yalign=hippo.ALIGNMENT_CENTER,
scale_width=width,
scale_height=height)
else:
preview_box = hippo.CanvasText(
text=_('No preview'),
font_desc=style.FONT_NORMAL.get_pango_desc(),
xalign=hippo.ALIGNMENT_CENTER,
yalign=hippo.ALIGNMENT_CENTER,
border=style.LINE_WIDTH,
border_color=style.COLOR_BUTTON_GREY.get_int(),
color=style.COLOR_BUTTON_GREY.get_int(),
box_width=width,
box_height=height)
preview_box.connect_after('button-release-event',
self._preview_box_button_release_event_cb)
box.append(preview_box)
return box
def make_audiobox(self, obj, property, width):
image_file = os.path.join(Globals.pwd, theme.AUDIO_CHOOSE)
if not os.path.exists(image_file):
logging.debug('cannot find %s' % image_file)
return hippo.CanvasBox()
surface = cairo.ImageSurface.create_from_png(image_file)
preview_sound = hippo.CanvasImage(image=surface,
xalign=hippo.ALIGNMENT_START,
yalign=hippo.ALIGNMENT_CENTER)
preview_sound.connect('button-press-event',
self.__do_clicked_preview_sound, obj, property)
if hasattr(obj, property) and getattr(obj, property) != None:
sound_name = getattr(obj, property)
else:
sound_name = _('Click to choose a sound')
choose_sound = hippo.CanvasText(text=sound_name,
xalign=hippo.ALIGNMENT_START)
choose_sound.connect('button-press-event',
self.__do_clicked_choose_sound, obj, property)
sound_box = RoundBox()
sound_box.props.padding = 2
sound_box.props.spacing = 10
sound_box.props.box_width = width
sound_box.props.border = theme.BORDER_WIDTH_CONTROL / 2
sound_box.props.border_color = theme.COLOR_DARK_GREEN.get_int()
sound_box.props.background_color = theme.COLOR_WHITE.get_int()
sound_box.props.orientation = hippo.ORIENTATION_HORIZONTAL
sound_box.props.xalign = hippo.ALIGNMENT_START
sound_box.set_clickable(True)
sound_box.append(preview_sound)
sound_box.append(choose_sound)
deglitch_box = hippo.CanvasBox(xalign=hippo.ALIGNMENT_START,
box_width=width)
deglitch_box.append(sound_box)
return deglitch_box
class Page(hippo.CanvasBox):
def __init__(self, **kwargs):
hippo.CanvasBox.__init__(self, **kwargs)
self.__alternate_color_listrows = False
self.__color_listrow = theme.COLOR_LIST_ROW_ALT.get_int()
def append(self, item, *args, **kwargs):
hippo.CanvasBox.append(self, item, *args, **kwargs)
@property
def color_listrow(self):
if not self.__alternate_color_listrows:
return theme.COLOR_LIST_ROW.get_int()
if self.__color_listrow == theme.COLOR_LIST_ROW_ALT.get_int():
self.__color_listrow = theme.COLOR_LIST_ROW.get_int()
else:
self.__color_listrow = theme.COLOR_LIST_ROW_ALT.get_int()
return self.__color_listrow
def make_listrow(self, contents=None, *args):
list_row = RoundBox()
list_row.props.border = 0 # properties not being set properly by constructor
list_row.props.padding = theme.DEFAULT_PADDING
#list_row.props.padding_right=0
list_row.props.background_color = self.color_listrow
if contents is not None:
list_row.append(contents, *args)
return list_row
def make_audiobox(self, obj, property, width):
image_file = os.path.join(Globals.pwd, theme.AUDIO_CHOOSE)
if not os.path.exists(image_file):
logging.debug('cannot find %s' % image_file)
return hippo.CanvasBox()
surface = cairo.ImageSurface.create_from_png(image_file)
preview_sound = hippo.CanvasImage(image=surface,
xalign=hippo.ALIGNMENT_START,
yalign=hippo.ALIGNMENT_CENTER)
preview_sound.connect('button-press-event',
self.__do_clicked_preview_sound, obj, property)
if hasattr(obj, property) and getattr(obj, property) != None:
sound_name = getattr(obj, property)
else:
sound_name = _('Click to choose a sound')
choose_sound = hippo.CanvasText(text=sound_name,
xalign=hippo.ALIGNMENT_START)
choose_sound.connect('button-press-event',
self.__do_clicked_choose_sound, obj, property)
sound_box = RoundBox()
sound_box.props.padding = 2
sound_box.props.spacing = 10
sound_box.props.box_width = width
sound_box.props.border = theme.BORDER_WIDTH_CONTROL / 2
sound_box.props.border_color = theme.COLOR_DARK_GREEN.get_int()
sound_box.props.background_color = theme.COLOR_WHITE.get_int()
sound_box.props.orientation = hippo.ORIENTATION_HORIZONTAL
sound_box.props.xalign = hippo.ALIGNMENT_START
sound_box.set_clickable(True)
sound_box.append(preview_sound)
sound_box.append(choose_sound)
deglitch_box = hippo.CanvasBox(xalign=hippo.ALIGNMENT_START,
box_width=width)
deglitch_box.append(sound_box)
return deglitch_box
def make_imagebox(self,
obj,
property=None,
width=-1,
height=-1,
editable=True,
padding=0):
image = self.__get_property_value(obj, property)
if image == '' or image == None:
image = theme.IMAGE_CHOOSE
file_name = os.path.join(Globals.pwd, image)
logging.debug('make_imagebox(%r)' % file_name)
# TODO -> handle landscape/portrait properly
# load image - could be cleaner on the whole... :)
try:
if hasattr(obj, 'image_blob') and getattr(
obj, 'image_blob') is not None:
image_file = StringIO.StringIO(obj.image_blob)
surface = cairo.ImageSurface.create_from_png(image_file)
else:
surface = cairo.ImageSurface.create_from_png(file_name)
except Exception, e:
logging.error('Error while loading image: %r' % e)
# set border
if editable:
border_width = 0
else:
border_width = theme.BORDER_WIDTH_IMAGE
# the image itself
cover_image = hippo.CanvasImage(
image=surface,
border=border_width,
border_color=theme.COLOR_BLACK.get_int(),
xalign=hippo.ALIGNMENT_CENTER,
yalign=hippo.ALIGNMENT_CENTER,
scale_width=width,
scale_height=height)
if editable:
cover_image.set_clickable(True)
cover_image.connect('button-press-event', self.__do_clicked_image,
obj, 'image_blob')
image_box = RoundBox()
image_box.props.padding = 0
image_box.props.spacing = 0
image_box.props.border = theme.BORDER_WIDTH_CONTROL
image_box.props.border_color = theme.COLOR_DARK_GREEN.get_int()
image_box.append(cover_image)
else:
image_box = cover_image
# Grrr... RoundedBoxes and CanvasImages expand their width to their parent
# unless they're in a CanvasBox
deglitch_box = hippo.CanvasBox(xalign=hippo.ALIGNMENT_CENTER,
padding=padding)
deglitch_box.append(image_box)
return deglitch_box